| Value | Category | Cases | |
|---|---|---|---|
| 1 | 476 |
49.7%
|
|
| 2 | 401 |
41.9%
|
|
| 3 | 77 |
8%
|
|
| 4 | 4 |
0.4%
|
|
| Sysmiss | 143 |